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RK23

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ID = 11618
       
Country:
United States of America (USA)
Brand: Raytheon Mfg. Co.; Cambridge, MA
Tube type:  Transmitting Tube, Pentode, air cooled   Power/Output 
Identical to RK23
Similar Tubes
Heater different:
  RK25 ; RK46

Base 7-Pin-Base U7B = medium, old, USA (Codex=Mc) Top contact with a cap.
Filament Vf 2.5 Volts / If 2 Ampere / Indirect / Specified voltage AC/DC
Description Isolantite (ceramic) base. Up to 30 MHz full ratings. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   

rk23_so.png RK23: ARRL Handbook 1972
Anonymous 10 Collector


Just Qvigstad
rk232525b.png
RK23: Handbook Raytheon amateur tubes
Miguel Angel Trujillo-Rodriguez

More ...
Usage in Models 1= 1935

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
f_rk23.jpg

RK23
 

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